LG |
LWM155RH-5 |
LG LWM155RC-5 Owner’s Manual

LG
Window-Type
Air Conditioner LG
OWNER'S MANUAL
IMPORTANT
Please read
through this
manual. It contains valuable
information about your air conditioner. This manual may help
save time and money by explaining proper product
maintenance and
preventing improper
use.
PRECAUTIONS
Pay close attention to precautions in order to prevent
potential hazards and damage from misuse or improper
installation. LG is not responsible for any damages caused by
misuse of the product.
Prior to
installation, this air-conditioning
unit must be submitted for
utility
(EN
service which
61000-3
Norm.)
approval by the
provides electricity
Window-Type
Air Conditioner Owner's Manual
TABLE OF CONTENTS
FOR YOUR RECORDS
Write the model and serial numbers here:
Model #
Serial #
You
find them
can
on a
label
on
the side of each unit.
Dealer's Name
Date Purchased
1.
Safety Precautions
2.
Operating
Staple
receipt to this page in the event you need
date of purchase or for warranty issues.
your
it to prove
Instructions
READ THIS MANUAL
3. Care and Maintenance
Inside you will find many helpful hints on how to use
and maintain your air conditioner properly. Just a little
4. Hardware Installation
your part can save you a great deal
of time and money over the life of your air conditioner.
preventive
care on
You'll find many answers to common problems in the
chart of troubleshooting tips. If you review our chart of
5. Common Issues
Troubleshooting Tips first,
you may not need to call
for service at all.
PRECAUTION
?
Contact the authorized service technician for
repair
or
maintenance of this unit.
?
Contact the installer for installation of this unit.
?
The air conditioner is not intended for
children
?
?
?
2
or
invalids without
Young children should
they do not play with the
be
use
by young
supervision.
supervised
to
ensure
that
air conditioner.
When the power cord is to be replaced, replacement
work shall be performed by authorized personnel only
using only genuine replacement parts.
Installation work must be performed in accordance with
the National Electric Code by qualified and authorized
personnel only.
Safety
Precautions
Precautions
To
prevent injury
to the
user or
other
people
and
property damage, the following instructions
must
be followed.
Incorrect
operation due to ignoring instruction
classified by the following indications.
will
cause
harm
or
damage.
The seriousness is
WARNING
This
symbol
indicates the
possibility
of death
or
serious
CAUTION
This
symbol
indicates the
possibility
of
or
damage to properties only.
Meanings
of
symbols
used in this manual
are as
shown below.
Be
Be
sure
injury
injury.
sure
not to do.
to follow the instruction.
WARNING
Installation
Always
?
install the
No installation may
shock accident.
Do not
gas
or
It may
cause
fire and electric
?
the power cord near flammable
combustibles such as gasoline,
cause
It may
place the
cause
power cord
near a
heater.
fire and electric shock.
Do not disassemble
use
benzene, thinner,
?
Do not
expansion panel(s).
or
modify products.
etc.
explosion
or
fire.
?
Gasolin
3
It may
cause
failure and electric shock.
Operation
Plug in the
properly.
?
power
Do not
plug
or
Do not
stop the
damage or use an
unspecified power cord.
unit
by inserting or pulling
out the power plug.
Otherwise, it will cause
electric shock or fire due to
heat
operate
generation
or
?
It will
cause
electric shock
fire due to heat
or
?
It will
electric shock
cause
fire.
generation.
electric
shock.
ON
Do not
modify
power cord
Do not share the outlet with
length.
?
It will
cause
electric shock
fire due to heat
or
?
other
appliances.
It will
cause
electric shock
fire due to heat
generation.
or
Always plug into
grounded outlet.
?
No
grounding
the unit if strange
sounds, odors, or smoke
Do not
come
?
loose
use
or
the socket if it is
Do not
hands
damaged.
from it.
Otherwise it may cause fire
and electric shock accident.
may
cause
electric shock
generation.
Installation
Unplug
a
(See
Manual).
operate with
or
in
wet
damp
environment.
?
It may cause fire and electric
shock.
4
?
It will
cause
electric shock.
or
Do not allow water to
run
into electric parts.
Leave the door closed while
Ventilate before
the air conditioner is
air conditioner when gas
goes out.
running.
?
It will
or
cause
failure of machine
?
electric shock.
It is not
designed
to cool the
?
entire house.
It may cause
and burn.
operating
explosion, fire,
CAUTION
Installation
Never touch the metal
of the unit when
Do not block the inlet
parts
Ensure that the outer
or
is not
outlet.
removing
the filter.
?
They
cause
age
or
wear.
sharp
injury.
are
damaged by
case
and may
?
It may
cause
appliance
or
failure of
?
accident.
If
leaving appliance damaged,
there is concern of damage
due to the falling of product.
Operation
?
Be cautious not to touch the
Hold the
sharp edges when
installing.
when
It may
cause
plug by the
taking it out.
head
Turn off the main power
switch when not using it for
a
injury.
?
It may cause electric shock
and damage.
Sharp
edges
5
?
long
time.
Prevent accidental
and the
possibility
startup
of
injury.
Do not
If water enters the
place heavy object
the power cord and take
care so that the cord should
turn off the the power switch
of the main body of appliance.
not be
Contact service center after
on
pressed.
taking
the
Do not clean the air
product,
power-plug
conditioner with water.
out
from the socket.
?
There is
danger
of fire
?
or
electric shock.
Turn off the power and
breaker firstly when
cleansing
Do not
put
a
pet
or
plant where it will
exposed to direct
the unit.
house
Water may enter the unit and
degrade the insulation. It may
cause an electric shock.
Do not
be
for
air flow.
as
use
special
Since the fan rotates at
high
speed during operation,
may cause injury.
it
?
This could
injure
the
pet
or
?
plant.
Use
purposes such
It is
an
or
objects
of art.
air conditioner, not
a
precision refrigeration system.
soft cloth to clean. Do
Always insert the filter
securely.
not
Clean it every two weeks.
strong detergent.
a
appliance
pets, foods, precision
machinery,
?
this
use
wax,
thinner,
Do not drink water drained
from air conditioner. / Do
or a
not direct airflow at
room
occupants only.
?
Operation
cause
without filters will
failure.
?
The appearance of the air
conditioner may deteriorate,
change color,
or
develop
surface flaws.
Wax
6
Thinner
?
It contains containments and
will make you sick. / This
could damage your health.
Safety
Prior to
Precautions
Preparing
for
Operation
operation
1
Contact
2
Plug
3
Do not
4
Do not share the
5
Do not
use an
6
Do not
start/stop operation by plugging/unplugging
installation
an
in the power
use a
specialist
for installation.
plug properly.
damaged
same
non-standard power cord.
or
outlet with other
appliances
extension cord.
the power cord.
Usage
1
Being exposed
occupants, pets,
expose
2
Due to the
heating
3
Do not
to direct airflow for
possibility
2
use
3
deficiency,
period
ventilate the
room
when used
together with
stoves
other
or
this air conditioner for
art
non-specified special purposes (e.g. preserving precision devices,
objects). Usage in such a manner could harm such property.
and maintenance
Do not touch the metal
parts of the unit when removing the filter. Injuries
when
can occur
handling sharp
edges.
Do not
to
extended
devices.
Cleaning
metal
plants
of oxygen
food, pets, plants, and
1
or
of time could be hazardous to your health. Do not
to direct airflow for extended periods of time.
an
use
possible
water to clean inside the air conditioner.
Exposure
to water
can
destroy
the
insulation, leading
electric shock.
When
cleaning the unit, first make sure that the power and breaker are turned off.
very high speed during operation. There is a possibility of injury if the unit's power
triggered on while cleaning inner parts of the unit.
The fan rotates at
is
accidentally
a
Service
For
repair
and
maintenance,
contact your authorized service dealer.
Operating Temperature
COOLING MODE
INDOOR
MAX.
HEATING MODE
OUTDOOR
MIN.
MAX.
INDOOR
MIN.
MAX.
32°C2 1 °C4 3 °C2 1 °C
OUTDOOR
MIN.
MAX.
MIN.
27°C2 0 °C2 4 °C1 °C
7
Operating
Location and Function of Controls
Instructions
Controls
The controls will look like
On
one
of the
following.
Off
Auto
Swing
5
OFF
4
6
3
MED
FAN
HIGH
COOL
LOW
FAN
MED
COOL
7
2
8
1
9
LOW COOL
Thermostat
Operation
Thermostat
Operation
Auto
5
4
6
Swing
Off
3
OFF
On
MED
FAN
HIGH
COOL
LOW
FAN
MED
COOL
7
2
8
1
9
LOW COOL
Thermostat
Operation
Auto
5
4
Swing
Off
6
Off
3
On
Med
Fan
High
Low
Fan
Med
Cool
Cool
7
2
8
1
9
Wait Three Minutes
Before
Low Cool
8
Restarting
THERMOSTAT
TIMER
AUTO SWING
5
OFF
6
4
4567
ON
3
7
3
8
9
2
8
1
OPERATION
2
11
STOP
CONSTANT
9
1
HIGH
LOW
C OOLER
4567
10
8
3
12
9
2
10
1
11
STOP
NSTANT
12
CO
AUTO SWING
5
4567
6
4
7
3
OFF
8
3
ON
9
2
8
LOW
2
10
1
HIGH
11
STOP
1
CONSTANT
9
OPERATION
THERMOSTAT
12
4567
8
3
TIMER
9
2
10
1
11
STOP
CONSTANT
12
OPERATION
HighCool(
Low Cool
),MedCool(
) provide cooling with different fan speeds. Med Fan (
) or
filtering without cooling. Off ( o ) turns the air conditioner off.
(
circulation and
NOTICE
If you
)and
move
the switch from
a
cool
setting
to off
or
to
fan
a
Low Fan
(
air
) provides
wait at least 3 minutes before
setting,
switchingbacktoacoolsetting.
HIGH COOL
:
Permits
LOW COOL
:
Permits
cooling
cooling
with the
high
fan
with the low fan
speed operation.
speed operation.
Cooling Descriptions
For Normal
Cooling- Select High
Cool
or
Med Cool with the
Operation
knob at the
midpoint of
Thermostat knob.
For Maximum
Cooling- Select High
Cool with the
Operation
knob at the
highest
number available
on
your
Thermostat knob.
For Quieter &
Nighttime Cooling-
Select Low Cool with the
Operation
knob at the
midpoint of
Thermostat knob.
THERMOSTAT
The THERMOSTAT is used to maintain the
the
at the
room
temperature. The compressor will cycle
level of comfort. When you turn the knob to
indoor air will become cooler.
a
The 5
for average conditions.
room
or
6
same
position (the
middle
position
of
arc)
is
a
normal
setting
on
and off to
higher number(the right side)
keep
and the
AUTO SWING
Auto
ON
OFF
swing
(
)
(
)
switch controls the horizontal air direction
:
Auto
:
Auto
swing
swing
is
is
by
air
swing system (not
on
all
models).
operated.
not operated.
TIMER
The timer
operation times within 12 hours. If you set the timer switch at the "1" position, after
1 hour the unit will be stopped automatically. If you want to operate continuously, set the timer switch at the
"CONSTANT" position. The timer switch cannot rotate further colckwise from the "CONSTANT" position. If
you set the timer switch at the "STOP" postion, the unit will be stopped all operations.
can
control the
CAUTION: When the air conditioner has been
set to the fan
position, wait
at least 3
performed its cooling operation and is turned off
minutes before resetting to the cooling operation again.
9
or
Controls
The controls will look like
one
of the
THERMOSTAT
following.
Turn the thermostat control to the desired
setting.
FAN
The control
is
setting for
change this setting, if
position
a
normal
average conditions. You can
necessary, in accordance with your temperature
FAN
preference.
The thermostat
automatically controls cooling or
heating, but the fan runs continuously
whenever the air conditioner is in operation. If the
is too warm, turn the thermostat
control clockwise. If the room is too cool, turn the
room
thermostat control counterclockwise.
HEATER
(
)
LAMP
When the unit sets
heating operation condition, the
green lamp is lighted.
When the frost settles on the heat exchanger of the
outside, defrosting is made automatically and the
green lamp is turned off.
The unit may give a "hiss" and the fan motor stops for
1to10minutes.
This should not be
After
Thermostat
the
Operation
OFF
( o )
:
Turns the air conditioner off.
LOW FAN
(
)
:
Permits the low fan
speed
operation without cooling
(heating).
LOW COOL
(
)
:
Permits
cooling with
speed operation.
HIGH COOL
(
)
:
Permits
fan
LOW HEAT
AUTO SWING
ON
(
)
:
Air
swing
is
OFF(
) : Stops
the
operation
HIGH HEAT
while OPERATION
knob is set to the COOL
or
of air
HEAT
(
)
:
(
)
:
swing.
CAUTION
been
:
heating with the
speed operation.
low
Permits
fan
position.
the low fan
cooling with the high
speed operation.
Permits
fan
(for some models)
operated
problem.
heating operation begins again.
Cooler
Thermostat
as a
OPERATION
Operation
Heater
Warmer
defrosting,
regarded
heating with the high
speed operation.
When the air conditioner has
performed its cooling operation and
is turned off or set to the fan position, wait
at least 3 minutes before resetting to the
cooling operation again.
10
Operating
Remote Control
Instructions
The remote control and control panel will look like
one
of the
Operations
following pictures.
23
7
7
4
1
3
1
2
5
1
4
5
1
5
5
4
4
23
3
7
1
2
5
3
2
7
4
3
2
1
4
5
23
7
7
4
1
1
6
3
1
1
2
5
5
4
4
5
4
5
6
3
2
3
2
23
6
7
6
7
4
6
3
1
1
2
5
4
1
5
6
POWER
Operation
Powe r
starts when this button is
stops when you press the button
pressed
again.
Power
1
and
Temp
Temp
5
2
OPERATION MODE SELECTOR
ON/OFF TIMER
The timer
can
be set to start and
stop the unit in
hourly increments (up to 12 hours).
Temperature increases only by 2°C
5
Fan
Heating function is only available in some models.
Select cooling mode to cool the room.
Select heating mode to heat the room.
Select fan mode for basic ventilating fan operation.
3
and
no
1
longer
increase thereafter.
11
Fan
Speed
4
Speed
4
Timer
Mode
3
Timer
2
Auto
Swing
6
3
Mode
2
4
FAN SPEED SELECTOR
For increased power while cooling
Cooling Model: 3 steps{High[F3]
Heating
5
Model: 2
steps{High[F2]
TEMPERATURE CONTROL
The thermostat monitors
The thermostat
The unit takes
6
7
heating, select a higher fan speed.
Low[F1]
Med[F2]
Low[F1]
or
temperature
to maintain the desired
temperature.
be set between
can
an
room
average of 30
16°C~30°C(61°F~86°F).
minutes to adjust the room temperature by
1°C
(1.8F).
AUTO SWING BUTTON
(available in some models)
Allows the unit to automatically swing its louvers left and right during operation. If the option is
de-selected, the louvers will stop in their last position and orient the airflow in the corresponding
direction.
REMOTE SENSOR
Auto Restart
In
case
the power
comes on
procedures automatically to
1
Push out the
2
Pay
3
Reattach the
?
cover on
attention to
Do not
In order to
is the function to
the Remote Control Batteries
Inserting
NOTICE
again after a power failure, Auto Restarting Operation
the previous operating conditions.
the back of the remote control with your thumb
polarity
and insert two
AAA 1.5V batteries.
cover.
use
rechargeable
prevent discharge,
conditioner is not
new
going
batteries. Make
remove
to be used for
sure
that both batteries
are new.
the batteries from the remote control if the air
an
extended
period
of time
the remote control away from extremely hot or humid places.
To maintain optimal operation of the remote control, the remote sensor should not be
Keep
exposed
?
to direct
sunlight.
The remote control
can
be mounted
on a
wall
using
the mountable holder.
12
operate
Operating
the Air Flow Direction
Adjusting
Instructions
Vent Control
The vent control is located above the control knobs.
For maximum
cooling efficiency,
CLOSE the vent. This will allow internal air
circulation.
OPEN the vent to
discharge
stale air.
CLOSE
VENT
OPEN
To open the vent, pull the lever toward you.
To close it, push it in.
Adjusting
Airflow
can
the air flow Direction
be
louvers. This
adjusted by changing the direction of the air conditioner°s
can also increase the cooling efficiency of the air
conditioner.
Adjusting
Horizontal Air Flow Direction
Adjusting
the vertical louvers left and
Adjusting
Vertical Air flow Direction
right will change
the horizontal louvers up and down will
The louvers can be adjusted by nudging the back
Adjusting
horizontal airflow.
change
vertical airflow.
up and down of the
or
vertical louvers.
Recommended Orientation of louvers
Adjust louvers
efficiency.
to face
upwards
when
cooling
to maximize
cooling
Care and
Care and Maintenance
Maintenance
Turn the power off and unplug the power plug before
cleaning the air conditioner.
Grille and Case
Use water and mild
detergent when cleaning.
Do not
use
bleach
or
harsh abrasives.
Rear Coils
Check the
it is
rear
clogged
dealer
or
coils
with dirt
on a
or
regular
basis. It should be
soot. Professional
cleaning
professionally
steam- cleaned if
service is available at your local
service center.
13
Air Filter
The air filter behind the inlet
every 2 weeks
conditioner.
How to
1
The
(or
as
grille should be checked and cleaned at least once
necessary) to maintain optimal performance of the air
the air filter
remove
may be
after installation.
grille
opened
from the
top
or
bottom for easy maintenance
2
grille by pulling off the exposed door on the bottom or top of
the unit (based on installation). Refer to the Using the reversible inlet
grille in the Hardware Installation Guide section if you want to change the
opening side.
3
Pull the tab
Open
as
4
the inlet
the
slightly to
opening.
release the filter. Pull the filter in the
same
direction
Clean the filter with warm, soapy water. The water should be below 40°C
(104°F).
5
Rinse off and
before
gently
replacing it.
shake off
excess
water from the filter. Let it
dry
Drainage (Optional)
The base pan may overflow due to high humidity. To drain the
remove the drain cap from the back of the unit and secure the
1
Take the drain pan which is
2
Remove the rubber
3
Install the drain pan over the
you removed the plug with 4
4
plug
shipped
in the air
discharge
corner
(or 2)
or on
the barrier.
Drain
pipe
of the cabinet where
Drain cap
screws.
Connect the drain hose to the outlet
locally to satisfy your particular
(Drain hose is not supplied).
water,
drainpipe.
from the bottom of the base pan.
CABINET
located at the bottom of the drain pan. You
can purchase the drain hose or tubing
5
excess
needs.
DRAIN
PAN
appropriate connection
from among the following figures (by
considering the hole of the unit) to fit drain
SCREW
Fig.
1
Fig.
2
3
Fig.
4
DRAIN HOSE
Select the most
pan to your
own
Fig.
unit.
14
Hardware
Hardware Installation
Installation
Product Features
CAUTION
This
:
guide
1
This
acts
2
appliance should be installed in accordance with national wiring regulations.
as a guide to help to explain product features.
3
1
4
2
3
4
86
5
6
7
5
7
1. CABINET
8
9
10
10
11
11
12
12
14
13
8. HORIZONTAL AIR DEFLECTOR
(VERTICAL LOUVER)
2. FRONT GRILLE
9. CONTROL PANEL
3. AIR FILTER
4. AIR INTAKE
9
10. POWER CORD
(INLET GRILLE)
11. COMPRESSOR
5. AIR DISCHARGE
12. BASE PAN
6. VERTICAL AIR DEFLECTOR
13. BRACE
(HORIZONTAL LOUVER)
7. EVAPORATOR
14. CONDENSER
15
13
14
Circuit Breaker Installation and Parts for Installation
Read
thoroughly
and follow all directions
provided.
A circuit breaker must be installed between the power
(see illustration below).
source
and the unit if the
Main Power
plug
is not used
source
Circuit Breaker
Use a circuit breaker
or time delay.
NOTICE
Use 20A circuit breaker for
(21k
16
26k
~
Btu/h).
some
models
Hardware
Installation
Installation
Steps
Select the Best Location
1
Measure the space for installation to
The air conditioner must be installed
good fit.
firmly into place to
assure a
prevent vibration and noise.
Avoid exposure to direct
3
Remove all obstacles from the
the
rear
4
HEAT
RADIATION
AIR
sunlight.
rear
of the unit. There
70-15cm
of cleared space around
of the unit. Obstacles restricting the airflow
may reduce the
(20in.)
cooling efficiency
of the unit.
10~15mm
Over 50cm
1/4 Bubble
Theunitshouldbeinstalledwithaslighttilttowardsthe
outside (approx. 3°) to allow condensed water to drain.
(About 10~15mmor 1/4 bubble with level)
NOTICE
The external
grille
air discharge.
must be
FENCE
AWNING
COOLED
2
must be at least 50cm
FOAM
exposed
outside for
Level
Remove the Air Conditioner From the Case
1
Remove 2
2
Remove the 2
3
Slide out the air conditioner from the
4
Remove the white
shipping
screws
screws on
from the back of the
each side of the
case
Styrofoam shipping
case.
case.
Keep
by pulling
these for later
the
base-pan
block from the compressor.
use.
handle while
(Applicable
bracing
for
some
the
models)
White
Shipping
case.
styrofoam
block
screws
Attaching the Drain Pan (Optional)
The drain pan is used to collect condensed water.
The
may overflow due to high humidity. The base-pan may also collect excess water when in
mode (in Reverse Cycle models only). To drain the excess water, remove the drain cap from the back
base-pan
reverse
of the unit and
secure
the
drainpipe
as
follows:
1. Remove the drain pan located in the air discharge or on the barrier.
2. Remove the rubber cap from the hole on the base-pan. (Not applicable to all
models)
3. Install the drain pan to the left corner of the cabinet with 2-4 screws.
4. Connect the drain hose to the hole located on the bottom of the drain pan.
You
can
purchase
the drain hose
or
tubing locally to satisfy
17
your
particular
needs.
(Drain
hose not
included)
Installation of the
Step
Housing
1
NOTICE
Remove the air conditioner from it's
outofit's
packaging
and slide the air conditioner
housing.
FLASH OR SEAL AROUND EXTERNAL
WALL FRAME OR ARCHITRAVE
2
Step
Prepare the hole in the wall so that the bottom of the housing is well
supported, the top has minimum clearace and the air inlet louveres have
clearance as shown. Holes from the outside through to the cavity should
be sealed. The housing should slope down towards the rear by about 5mm
to allow water formed during operation to drain.
DRAIN CHUTE
STURDY TIMBER
FRAME ALL ROUND
UNIT
Step 3
Install the
housing into the wall and secure. Ensure the foam seals
are not damaged. Flash, seal or fill gaps around the inside and
outside to provide satisfactory appearance and protection against
the
EXTERNAL SUPPORT
FRAME AT BALANCE
POINT OF RAC
ALTERNATIVELY, BRACKETS
TIMBER FRAMED
WALL OR PARTITION
weather, insects and rodents.
a
Installations of the unit into the
1
UNIT MAY BE SUPPORTED BY A
SOLID FRAME FROM BELOW OR
BY A HANGER FROM A SOLID
OVERHEAD SUPPORT.
AS ILLUSTRATED BELOW
MAY BE USED.
Preferred method of installation into
timber framed wall, partition or window.
Housing
FLASH OR SEAL AROUND EXTERNAL
Slide the unit into the
housing until it is firmly against the rear of
the housing. Care is required to ensure the foam sealing strips
on the housing remain in position.
WALL FRAME OR ARCHITRAVE
ENSURE LOUVRES
ARE ENTIRELY
2
3
Connect the air conditioner to the power and coil excess cord
length beneath the air conditioner base or control box.
Engage
the Chassis Lock into the bottom
to the base with the
screw
housing
rail and
OUTSIDE THE WALL.
secure
DRAIN CHUTE
STURDY TIMBER
FRAME
STEADYING BRACKET
(ONE PER SIDE)
TIMBER FRAMED
WALL OR PARTITION
provided.
SOLID TIMBER SUPPORT
4
Remove the front
per the
5
Operating
Switch unit
on.
panel
from i's carton and
plastic bag
and fit
as
Instruction.
Alternative method of installation if external
Check for
operation
support cannot be provided.
of the unit and check for
vibration in the installation.
6
Fit the drain chute to the
suitable location if
housing
required.
and
run a
drain line to
a
Installations of the unit into the wall
45° BRICK CUT AWAY
45° BRICK CUT AWAY
TO CLEAR LOUVRES
TO CLEAR LOUVRES
AIR IN
FRONT
BRICK
WALL
AIR IN
100mm
BRICK
WALL
TOP
VIEW
AIR IN
AIR IN
AIR IN
100mm
LOUVRE
AIR OUT
AIR OUT
100mm minimum
OPTION A
OPTION B
18
Install the Air Conditioner in the Case
1
Slide the air conditioner into the
Reinstall the 2
side of the
screws
4
case.
removed earlier
on
each
case.
Attach the front
grille to the case by inserting the
tabs on the grille into the slots on the front of the
case. Push the grille in until it snaps into place.
When you detach the front grille from the case,
push the grille to your right side and pull it
toward you.
Screw
Screw
Power Cord
CAUTION: The power cord must be
connected to an independent circuit.
The green wire must be
2
Stuff the foam between the
the wall to
into the
grounded.
top of the unit and
prevent air and insects from getting
room.
The Foam
5
3
Before
installing
the front
grille, pull
out the vent
control lever located above the unit control
knobs,
as
shown.
(for some models)
19
Lift the inlet
grill and secure the front grille with a
screw(L:10mm). Lower the inlet grille into place.
(for some models)
Hardware
Reversible Inlet Grille
Installation
Using the Reversible Inlet Grille (on some models)
Opening the front grille
1
from the
top of the unit:
Disassemble the inlet
grille from
hinged part by removing the
the front
the
screws
grille. Separate
using a flat-head
screwdriver.
2
Turn the inlet
grille upside
down and insert the hooks into
the lower holes of the front
3
Insert the filter.
Opening the front grille
No
grille.
change
is
bottom side.
from the bottom of the unit:
required if you want to
(Factory configured)
remove
the filter from the
20
Common
Common Problems and Solutions
Issues
Before
calling
for service,
The air conditioner is
?
?
?
?
You hear
please review the following list of common problems
operating normally
and solutions.
when:
by water being picked up by the condenser on rainy days or in highly
humid conditions. This feature is designed to help remove moisture in the air and improve cooling efficiency.
You hear the thermostat click. This is caused by the compressor cycle starting and stopping.
You see water dripping from the rear of the unit. Water may be collected in the base pan in highly humid
conditions or on rainy days. This water overflows and drips from the rear of the unit.
You hear the fan running while the compressor is silent. This is a normal operational feature.
a
pinging
noise. This is caused
The air conditioner may be
operating abnormally
when:
Possible Causes
Problem
What To Do
The air conditioner is
not
plugged
in
unplugged
completely
or
The air conditioner
The fuse is blown/circuit breaker is
does not
triggered
operate
at all
?
Make
sure
plug
is
completely plugged
into
the outlet
?
Check the fuse/circuit breaker box and
the fuse
Power failure.
the
?
or
replace
reset the breaker
In the event of
power failure, set the power
control to OFF. When the power is restored,
a
wait 3 minutes to restart the air conditioner to
prevent the compressor from overloading
Air flow is restricted
?
Make
sure
furniture
or
there
are no
curtains, blinds,
other obstacles in front of the air
conditioner
The THERMOSTAT may not be
set cool enough
The air filter is
dirty.
?
Turn the knob to
?
Clean the filter at least every 2 weeks. Refer to
the Care and Maintenance section (p.13) of
the manual.
Air conditioner
does not cool
higher setting. The highest
setting provides maximum cooling
a
The air conditioner
turned
was
just
?
on.
After the air conditioner is turned on, you need
to give the air conditioner some time to cool the
room.
Cold air is
Cooling
Ice appears on the
air conditioner.
escaping.
coils
are
iced up
Thecoolingcoilsareicedover.
21
?
Check for open furnace floor resisters and cold
air returns.
?
CLOSE the air conditioner vent
?
See "Ice appears
?
Ice may block the air flow and obstruct the air
conditioner from properly cooling the room. Set
on
the air conditioner" below
the fan at MED
or
HIGH while
thermostat at 1
or
2 until the ice melts.
setting
the
Memo
P/No.: 3828A20313E